AFB, the sides are similar
Answer:
450
7,500 + 450
Step-by-step explanation:
I think option for the (D)
Answer:
The value of an appropriate test statistic for the car dealer to use is -4.
Step-by-step explanation:
The null hypothesis is:

The alternate hypotesis is:

The test statistic is:

In which X is the sample mean,
is the value tested at the null hypothesis,
is the standard deviation and n is the size of the sample.
In this problem:

Then



The value of an appropriate test statistic for the car dealer to use is -4.
Answer:
Step-by-step explanation:
Slope = (-6-9)/(-1-4) = -15/-5 = 3